<template>
    <contentField>
        <div class="row justify-content-md-center">
            <div class="col-3">
                <form @submit.prevent="register">
                    <div class="mb-3">
                        <label for="username" class="form-label">用户名</label>
                        <input v-model="username" type="text" class="form-control" id="username" placeholder="请输入用户名">
                    </div>
                    <div class="mb-3">
                        <label for="password" class="form-label">密码</label>
                        <input v-model="password" type="password" class="form-control" id="password" placeholder="请输入密码">
                    </div>
                    <div class="mb-3">
                        <label for="confirmedPassword" class="form-label">确认密码</label>
                        <input v-model="confirmedPassword" type="password" class="form-control" id="confirmedPassword" placeholder="请再次输入密码">
                    </div>
                    <div class="error_message">{{ error_message }}</div>
                    <button type="submit" class="btn btn-success">确认</button>
                </form>
            </div>
        </div>
    </contentField>
</template>

<script>
import contentField from '@/components/contentField'
import { ref } from 'vue';
import router from '@/router';
import $ from "jquery"

export default {
    components: {
        contentField,
    },
    setup() {
        let username = ref("");
        let password = ref("");
        let confirmedPassword = ref("");
        let error_message = ref("");

        const register = () => { // 用户注册
            $.ajax({
                url: "http://localhost:3000/user/account/register/",
                type: "post",
                data: {
                    username: username.value,
                    password: password.value,
                    confirmedPassword: confirmedPassword.value
                },
                success(response) {
                    if (response.error_message === "success") {
                        router.push({name: "user_account_login"});
                    } else {
                        error_message.value = response.error_message
                    }
                },
                error(response) {
                    error_message.value = response.error_message
                }
            })
            

        }

        return {
            username,
            password,
            confirmedPassword,
            error_message,
            register,
        }
    }
}
</script>

<style scoped>
button {
    width: 100%;
}

div.error_message {
    color: red;
}
</style>